diff options
| author | FUJITA Tomonori <tomof@acm.org> | 2008-02-04 22:28:05 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-05 09:44:11 -0800 |
| commit | b7d8629f8b4b250fda578e59ecddc77c6bdec2b6 (patch) | |
| tree | 9164030272e3a4e67b8d31a0f596d99f814b66b6 /drivers/ata/sata_inic162x.c | |
| parent | 860ac568e825b623b0b335ca277dd47d1d7fd5d0 (diff) | |
| download | kernel_samsung_espresso10-b7d8629f8b4b250fda578e59ecddc77c6bdec2b6.zip kernel_samsung_espresso10-b7d8629f8b4b250fda578e59ecddc77c6bdec2b6.tar.gz kernel_samsung_espresso10-b7d8629f8b4b250fda578e59ecddc77c6bdec2b6.tar.bz2 | |
iommu sg merging: sata_inic162x: use pci_set_dma_max_seg_size
This sets the segment size limit properly via pci_set_dma_max_seg_size
and remove blk_queue_max_segment_size because scsi-ml calls it.
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Jeff Garzik <jeff@garzik.org>
Cc: James Bottomley <James.Bottomley@steeleye.com>
Acked-by: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/ata/sata_inic162x.c')
| -rw-r--r-- | drivers/ata/sata_inic162x.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c index 96e614a..59e65ed 100644 --- a/drivers/ata/sata_inic162x.c +++ b/drivers/ata/sata_inic162x.c @@ -108,17 +108,6 @@ struct inic_port_priv { u8 cached_pirq_mask; }; -static int inic_slave_config(struct scsi_device *sdev) -{ - /* This controller is braindamaged. dma_boundary is 0xffff - * like others but it will lock up the whole machine HARD if - * 65536 byte PRD entry is fed. Reduce maximum segment size. - */ - blk_queue_max_segment_size(sdev->request_queue, 65536 - 512); - - return ata_scsi_slave_config(sdev); -} - static struct scsi_host_template inic_sht = { .module = THIS_MODULE, .name = DRV_NAME, @@ -132,7 +121,7 @@ static struct scsi_host_template inic_sht = { .use_clustering = ATA_SHT_USE_CLUSTERING, .proc_name = DRV_NAME, .dma_boundary = ATA_DMA_BOUNDARY, - .slave_configure = inic_slave_config, + .slave_configure = ata_scsi_slave_config, .slave_destroy = ata_scsi_slave_destroy, .bios_param = ata_std_bios_param, }; @@ -730,6 +719,18 @@ static int inic_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) return rc; } + /* + * This controller is braindamaged. dma_boundary is 0xffff + * like others but it will lock up the whole machine HARD if + * 65536 byte PRD entry is fed. Reduce maximum segment size. + */ + rc = pci_set_dma_max_seg_size(pdev, 65536 - 512); + if (rc) { + dev_printk(KERN_ERR, &pdev->dev, + "failed to set the maximum segment size.\n"); + return rc; + } + rc = init_controller(iomap[MMIO_BAR], hpriv->cached_hctl); if (rc) { dev_printk(KERN_ERR, &pdev->dev, |